Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Vegetabile Regnum" nom. inval. - plant kingdom] see Kingdom Plantae Haeckel (1866)
           ["Publicae"]
             ["Monoclinia"]
               ["Diffinitas"]
                 ["Indifferentismus"]
                   [Class "Diandria" L. (1735), nom. inval.] see Class Diandria L. (1753), nom. inval.
                     1 [Order "Diandria Monogynia" L. (1735), nom. inval.] see Order Diandria Monogynia L. (1753), nom. inval.
                     2 [Order "Diandria Digynia" nom. inval.] see Order Diandria Digynia L. (1753), nom. inval.
                     3 [Order "Diandria Trigynia" nom. inval.] see Order Diandria Trigynia L. (1753), nom. inval.